×

ELECTRONIC CHART DISPLAY DEVICE AND METHOD OF DISPLAYING INFORMATION RELATING TO ELECTRONIC CHART

  • US 20160042716A1
  • Filed: 10/23/2015
  • Published: 02/11/2016
  • Est. Priority Date: 04/11/2012
  • Status: Active Grant
First Claim
Patent Images

1. An electronic map display device for displaying a status for each of a plurality of electronic maps, comprising:

  • a license key acquirer configured to acquire a license key having a period of validity to use at least one of the electronic maps,a map information display determiner is configured to determine whether each of the electronic maps is currently available; and

    a map information display interface is configured to display electronic map information for each of the electronic maps showing an exterior edge of a range recorded in each of the electronic maps, wherein the exterior edge conveys information about whether the electronic map is currently available,wherein the map information display interface varies the exterior edge of each of the electronic maps depending on the status of the electronic map.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×